package atom.core0.log;

import org.apache.log4j.PatternLayout;
import org.apache.log4j.helpers.PatternParser;

public class ExPatternLayout extends PatternLayout
{

	public ExPatternLayout(String pattern)
	{
		super(pattern);
	}

	public ExPatternLayout()
	{
		super();
	}

	/**
	 * 重写createPatternParser方法，返回PatternParser的子类
	 */
	@Override
	protected PatternParser createPatternParser(String pattern)
	{
		return new ExPatternParser(pattern);
	}
}
